Adjustable bed foundation



FIG. 1 is a perspective view of an adjustable bed foundation inaccordance with the present invention; and,

FIG. 2 is a side view of an adjustable bed foundation of FIG. 1.

The broken lines shown in the Figures that are immediately adjacent tothe shaded area represents boundaries of the claim. All other brokenlines illustrates portions of the adjustable bed foundation and form nopart of the claimed design.

CLAIM The ornamental design for an adjustable bed foundation, as shownand described.